public void ApiPutActivity()
{
long id = 17;
var activity = _sampleActivity2;
var mock = new Mock <IActivityService>();
mock.Setup(acc => acc.UpdateActivity(activity))
.Returns(activity);
var uowMock = new Mock <IUnitOfWork>();
uowMock.Setup(u => u.ActivityService)
.Returns(mock.Object);
var con = new ActivitiesController(uowMock.Object);
con.PutActivity(id, activity);
mock.Verify(acc => acc.UpdateActivity(activity));
uowMock.Verify(u => u.Save());
}